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Newmar Super Star 4140

Class Cbuilt 2026– (in production)Better build tierScarce on the used market
WHAT ONE COSTS
$549,700MSRP today

Still in production. A used 2023 would run roughly $324,300.

THE SPECS
Length41.7 ft
Height (incl. A/C)13.0 ft
Width8.5 ft
Interior height6.9 ft
GVWR41,200 lb
Dry weight34,500 lb
Cargo capacity6,700 lb
Sleeps6
Slide-outs3
Fresh water150 gal
Grey water60 gal
Black water40 gal
Air conditioning30,000 BTU
Fuel100 gal
Engine / chassisCummins L9 450 hp · Freightliner M2-112
GeneratorCummins Onan 8.0 kW diesel

A missing row means the maker never published that figure: unknown, not zero.

WHERE PEOPLE SLEEP
  • 1× Rear king bed(Permanent)72×80
  • 2× Bunks(Permanent)—
  • 1× Hide-a-bed sofa(Convertible)—
  • 1× Dinette(Convertible)—
HOW IT'S BUILT: 4/5
WallsLaminated fiberglass
FrameSteel
RoofWalk-on
UnderbellyEnclosed

Newmar (Better tier): Newmar

YEAR BY YEAR: WHAT CHANGED
  • 2026Introduced on the 450 hp chassis at 41'8"
FINDING ONE

Scarce: months of watching; be ready to fly and drive it home. Why: only one model year; still in production. Estimated from build volume and production span, not a count of live listings.

OUR TAKE

The 450 hp bunk plan — the towing-heavy Super Star for a family that hauls a trailer.

OTHER SUPER STAR FLOORPLANS
3727 · 40,000 lb · sleeps 53729 · 40,000 lb · sleeps 63731 · 40,000 lb · sleeps 53746 · 38,000 lb · sleeps 54040 · 41,200 lb · sleeps 64051 · 40,000 lb · sleeps 54058 · 40,000 lb · sleeps 54059 · 41,200 lb · sleeps 54061 · 41,200 lb · sleeps 54065 · 41,200 lb · sleeps 64159 · 41,200 lb · sleeps 54161 · 41,200 lb · sleeps 5the whole line →
Find one for sale

Live listings for the 4140 on the big marketplaces. Each search opens pre-filled with this exact floorplan:

RV Trader ↗Camping World ↗FB Marketplace ↗Google ↗

Inventory varies by site and day. Slim pickings? search the whole Super Star line ↗

Is the 4140 your #1, or just a spec sheet?

These are the facts. Whether it beats the other six thousand rigs for you depends on what you care about. Set your priorities as sliders, switch on your hard limits, and watch the whole market re-rank around them. Every exclusion explained, every margin shown.

See where it ranks for you →

Data compiled from manufacturer spec sheets, retrieved 2026-07.